Ge manahan and henry gade



UNITED STATES PATENT OFFICE.

GEORGE MANAHAN AND HENRY GADE, OF NEXV YORK, N. Y.

COMPOSITION FOR WATERPROOFING AND PREPARING SHEATHING AND BUILD INGPAPER.

SPECIFICATION forming part of Letters Patent No. 401,042, dated April 9,1889.

Application filed August 17,1888. Serial No. 283,004. (Specimens) To allwhom it may concern.-

Be it known that we, GEORGE MANAHAN, and HENRY GADE, both residing inthe city of New York, in the county and State of New York, have inventeda new and useful Improvement in Composition for \Vaterproofing andPreparing Sheathing and B ui'ldin g Paper; and we do hereby declare thatthe following is a full, clear, and exact description of the same.

The sheathing and building paper, when prepared with our newcomposition, is more particularly designed to be used as a lining underthe clapboards of buildings, the floors thereof, and under metal, slate,or shingle roofs, to exclude wind, cold, dampness, and dust; and theobject of our invention is to produce a superior prepared paper orfabric for these purposes which will also be a poor conductor of heatand so exclude cold.

To produce this sheathing or building paper we take suitable paper,preferably good hard manila paper, and applylto the surface or surfacesthereof a composition made up of the following ingredients, and in orabout the proportions specified: glue, two pounds, (2 lbs.,) dissolvedin three gallons of oil made exclusively and unadulterated from crudepetroleum and of about 33 density, Baum, at

60 Fahrenheitsuch, for instance, as that commonly known as amber mineraloil, and technically called in the district Where it is produced(namely, Clarendon, Pennsylvania) Tiona and Stoneham district oil,

the flash-test of which is about 340 Fahr-' enheit; thirty-five gallonsof rosin-oil, and to tiese add about half a pint of oil of theEucalyptus, which will have the effect of destroying the objectionableodor of the rosin-oil; also, add about fourgallons of any ordinarydrier. These ingredients are to be thoroughly mixed by agitation, andthe composition so

